Solutions by everydaycalculation.com
763 - 163 is 221.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/63-1/63 7/63-2/63 21/63-1/63 7/63-3/63 35/63-1/63 7/63-5/63 49/63-1/63 7/63-7/63
© everydaycalculation.com